6 flour tortillas, 7" in diameter (preferably whole wheat)

Vinaigrette:
1 1/2 Tbsp olive oil
1 1/2 Tbsp vinegar
1 Tbsp grainy mustard
1/2 Tbsp coarsely ground black pepper

Chicken Salad Filling:
3 1/2 cups cooked, shredded chicken, loosely packed
12 large Chinese cabbage leaves, shredded
1 medium sweet red pepper, cut into very thin strips
8 green onions, sliced
4 celery stalks, sliced
1 package (about 6 ounces) alfalfa sprouts